窦状隙

例句：

1. 1. The doctor found a small cyst in the sinus cavity.
   医生在鼻窦腔内发现了一个小囊肿。
2. 2. The patient was advised to have regular check-ups to monitor the progress of the sinusitis.
   患者被建议定期检查以监测鼻窦炎的进展。
3. 3. The surgeon performed a sinus surgery to relieve the pressure on the nasal cavity.
   外科医生进行了一次鼻窦手术以减轻鼻腔的压力。